aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gaudio/pwm/gaudio_play_config.h
blob: 6cbaf3206441586fe54714c98409ec6b4e092e36 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
/*
 * This file is subject to the terms of the GFX License. If a copy of
 * the license was not distributed with this file, you can obtain one at:
 *
 *              http://ugfx.io/license.html
 */

#ifndef GAUDIO_PLAY_CONFIG_H
#define GAUDIO_PLAY_CONFIG_H

#if GFX_USE_GAUDIO && GAUDIO_NEED_PLAY

/*===========================================================================*/
/* Driver hardware support.                                                  */
/*===========================================================================*/

/* These may need to change for your hardware. If so copy this file to your
 * project directory and then alter it.
 * The maximum sample frequency should be less than
 * 		Max PWM Clock / (2 ^ Bits per sample)
 * eg. For the AT91SAM7 max PWM clock = 48MHz / 2
 * For 10 bit PWM accuracy that means GAUDIO_PLAY_MAX_SAMPLE_FREQUENCY = 23,437 Hz
 */
#define GAUDIO_PLAY_MAX_SAMPLE_FREQUENCY		22000
#define GAUDIO_PLAY_NUM_FORMATS					2
#define GAUDIO_PLAY_FORMAT1						ARRAY_DATA_10BITUNSIGNED
#define GAUDIO_PLAY_FORMAT2						ARRAY_DATA_8BITUNSIGNED
#define GAUDIO_PLAY_NUM_CHANNELS				1
#define GAUDIO_PLAY_CHANNEL0_IS_STEREO			GFXOFF
#define	GAUDIO_PLAY_MONO						0

#endif	/* GFX_USE_GAUDIO && GAUDIO_NEED_PLAY */

#endif	/* GAUDIO_PLAY_CONFIG_H */